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What is NYC BC § 903.1.2?

Quick Answer

This section outlines the requirements for construction documents related to automatic sprinkler systems. It specifies the necessary data, including water supply locations, sprinkler head details, system diagrams, and pressure information. The Department of Environmental Protection is mentioned as the agency providing water pressure statements. Applies to building owners constructing or modifying sprinkler systems.

General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.

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903.1.2 Construction documents.

BC § 903.1.2

Construction documents for automatic sprinkler systems shall contain plans that include the following data and information: 1. The location and size of water supplies and the location, number, and type of sprinkler heads to be used, with approximate location and size of all feed mains, valves and other essential features of the system. For hydraulically calculated systems, hydraulic data substantiating pipe sizes shown shall be submitted and hydraulic reference points and areas must be indicated on the plan. If any other methods are utilized to size the sprinkler system and its components, as allowed by NFPA 13, supporting documentation shall be submitted to the department.

2.A diagram showing the proposed sprinkler system in relation to principal construction features of the building, such as its size, walls, columns, and partitions; and such other information as may be necessary for the evaluation of the system.

3.The location, number, and type of any electrical or automatic devices or alarms to be used in the system.

4.In buildings where a new separate fire sprinkler system is required, the available water pressure at the top and bottom floors of each zone shall be shown on the riser diagram.

5.For street pressure-fed systems and fire pumps, a statement from the New York City Department of Environmental Protection, giving the minimum water pressure in the main serving the building.

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